42431 Frequently Asked Questions

A: ZIP Code 42431 is Located in Madisonville Kentucky. Portions of 42431 are also in Earlington, Mortons Gap, Hanson.

A: ZIP Code 42431 is Located Primarily in Hopkins County Kentucky with Portions in Muhlenberg County.

A: The Current Sales Tax in ZIP Code 42431 is 6.0%

A: The Area Codes for 42431 are 270 and 364

A: ZIP Code 42431 is in the Kentucky 1st Congressional District.

A: ZIP Code 42431 is in Kentucky State House of Representatives District 4.

A: ZIP Code 42431 is in Kentucky State Senate District 4.

A: The 2022 population of ZIP Code 42431 is 26666. The population growth rate in 42431 is 0.00%. The population density of 42431 is 158.

A: The majority race/ethnicity of people residing in 42431 is White (87.07%). The majority race/ethnicity of students attending public schools in 42431 is White(75.07%).

A: The median household income in 42431 is $48,388 (2021) and the average adjusted income is $602,150 (2021).